linux-kernel - Re: Why aren't partitions limited to fit within the device?

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Message-Id: <1160752047.25218.50.camel@localhost.localdomain>
Date:	Fri, 13 Oct 2006 16:07:27 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Neil Brown <neilb@...e.de>
Cc:	linux-kernel@...r.kernel.org, aeb@....nl,
	Jens Axboe <jens.axboe@...cle.com>
Subject: Re: Why aren't partitions limited to fit within the device?

Ar Gwe, 2006-10-13 am 09:50 +1000, ysgrifennodd Neil Brown:
> So:  Is there any good reason to not clip the partitions to fit
> within the device - and discard those that are completely beyond
> the end of the device??

Its close but not quite the right approach

> The patch at the end of the mail does that.  Is it OK to submit this
> to mainline?

No I think not. Any partition which is partly outside the disk should be
ignored entirely, that ensures it doesn't accidentally get mounted and
trashed by an HPA or similar mixup.

I agree it should be fixed, I just don't think your fix is actually a
real fix in this case.

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